or
or
Loss time for every day 10 min
Loss time for 6 days is 6×10 min = 60 min = 1 hours
i.e For every 6 days hour hand clock back 1 h
We know there are 12h in a clock
If the chock 12 backed then it will give us real time
So required time for showing real time is = 6×12 = 72 days
Ans. 72 days
